CN220551205U - Energy storage device based on ocean riser buoy - Google Patents
Energy storage device based on ocean riser buoy Download PDFInfo
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- CN220551205U CN220551205U CN202322393771.9U CN202322393771U CN220551205U CN 220551205 U CN220551205 U CN 220551205U CN 202322393771 U CN202322393771 U CN 202322393771U CN 220551205 U CN220551205 U CN 220551205U
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- pontoon
- hydraulic
- hydraulic cylinder
- buoy
- energy storage
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- 238000004146 energy storage Methods 0.000 title claims abstract description 18
- 238000005188 flotation Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 3
- 208000002925 dental caries Diseases 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 239000010720 hydraulic oil Substances 0.000 abstract description 8
- 238000010248 power generation Methods 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000003209 petroleum derivative Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The utility model relates to an energy storage device based on a marine riser buoy, which comprises a riser and buoy assembly, wherein the buoy assembly comprises a front section buoy and a rear section buoy, a plurality of cavities are uniformly distributed in the rear section buoy along the circumferential direction, a hydraulic cylinder and a hydraulic accumulator are arranged in the cavities, a hydraulic oil way of the hydraulic cylinder is connected with the hydraulic accumulator, and a universal hinge joint assembly is connected between a piston rod of the hydraulic cylinder and the front section buoy; when the vertical pipe generates vortex-induced vibration in the ocean to enable the pontoon to move, namely the front pontoon and the rear pontoon relatively move, so as to drive the piston rod and the hydraulic cylinder to relatively move, the relative movement of the hydraulic cylinder and the piston rod extrudes hydraulic oil to rapidly flow, high-pressure hydraulic oil stores energy through the hydraulic accumulator, and the energy is stored and then is conveyed to the hydraulic power generation system; and then can combine flotation pontoon and hydraulic power system, utilize the flotation pontoon further, improve the function of flotation pontoon, can carry out energy deposit simultaneously, improved economic benefits greatly.
Description
Technical Field
The utility model relates to the technical field of ocean energy utilization, in particular to an energy storage device based on an ocean riser buoy.
Background
Petroleum and natural gas are pulse-rate of one country, and depletion of land and offshore petroleum and natural gas resources has become a key factor in the development of China with elbows. In world oil and gas storage, deep sea oil and gas resources occupy more than six, and development of the sea oil and gas resources has become a major development strategy of the country. The exploitation of deep sea resources requires a large drilling platform, while marine risers are the only channels connecting the platform to the oil and gas wellhead.
Along with the exploitation trend of ocean resources to deep sea, the length of the ocean vertical pipe is lengthened, and the tension and bending moment born by the vertical pipe are also increased. However, by adding a buoy device to the riser, the riser is made lazy in shape so that a portion of the tension is counteracted, the top load is reduced, and the marine riser life is improved. Therefore, lazy wave risers are widely used in practical deep sea hydrocarbon production. However, the addition of the pontoon assembly increases the diameter of the pipeline, and the degree of vortex-induced vibration is more intense than before.
In addition, ocean energy storage is rich, so that the ocean energy storage not only has rich weather reserves and water resources, but also has a plurality of inexhaustible green energy sources including wind energy, wave energy, vortex-induced vibration and the like. However, the development and utilization of vortex-induced vibration are not perfect and comprehensive, and how to capture the energy and integrate and convert the energy is a technical problem to be solved.
Disclosure of Invention
The present utility model aims to solve at least one of the problems of the prior art to a certain extent, and therefore the present utility model proposes an energy storage device based on a marine riser buoy.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an energy storage device based on ocean riser flotation pontoon, includes the riser and locates a plurality of flotation pontoon subassemblies on the riser, the flotation pontoon subassembly is including anterior segment flotation pontoon and the back end flotation pontoon that the spacer sleeve was located on the riser be provided with a plurality of cavitys along circumference equipartition in the back end flotation pontoon, be provided with pneumatic cylinder and hydraulic accumulator in the cavity, the hydraulic circuit and the hydraulic accumulator of pneumatic cylinder are connected, the piston rod of pneumatic cylinder perpendicular to back end flotation pontoon's terminal surface and stretch out to anterior segment flotation pontoon direction, is connected with universal articulated joint subassembly between piston rod and the anterior segment flotation pontoon.
In some embodiments, a first connecting seat is arranged at the outer end of the piston rod, a plurality of second connecting seats corresponding to the hydraulic cylinders are uniformly distributed at the rear end of the front-section pontoon along the circumferential direction, one end of the universal joint assembly is rotationally arranged on the first connecting seat, and the other end of the universal joint assembly is rotationally arranged on the second connecting seat.
In some embodiments, the universal joint assembly is a three-joint structure.
In some embodiments, the front end of the rear buoy is provided with a mounting hole communicated with the cavity, the hydraulic cylinder is mounted in the mounting hole, and a sealing element is arranged between the outer wall of the hydraulic cylinder and the inner wall of the mounting hole.
In some embodiments, the cavity, the hydraulic cylinder, the hydraulic accumulator and the universal joint assembly are uniformly distributed with four groups along the circumferential direction.
Compared with the prior art, the utility model has the beneficial effects that: when the vertical pipe generates vortex-induced vibration in the ocean to enable the pontoon to move, namely the front pontoon and the rear pontoon relatively move, so as to drive the piston rod and the hydraulic cylinder to relatively move, the relative movement of the hydraulic cylinder and the piston rod extrudes hydraulic oil to rapidly flow, high-pressure hydraulic oil stores energy through the hydraulic accumulator, and the energy is stored and then is conveyed to the hydraulic power generation system; and then can combine flotation pontoon and hydraulic power generation system, utilize the flotation pontoon further, improve the function of flotation pontoon, simultaneously with vortex-induced vibration's mechanical energy turn into can be utilized the hydraulic energy that carries out the electricity generation to can be fine realization ocean vortex-induced vibration's development and utilization. In addition, the connection of the plurality of groups of piston rods and the universal joint assembly can meet the requirement of movement of the front section pontoon and the rear section pontoon in multiple directions, and the energy storage efficiency is better.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the utility model when the front pontoon and the rear pontoon move relatively.
Detailed Description
The following detailed description provides many different embodiments, or examples, for implementing the utility model. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numerals, such as repeated numbers and/or letters, may be used in various embodiments. These repetition are for the purpose of simplicity and clarity in describing the utility model and do not in itself dictate a particular relationship between the various embodiments and/or configurations discussed.
The utility model is further described by the following drawings and detailed description: the energy storage device based on the marine riser buoy comprises a riser 1 and a plurality of buoy assemblies arranged on the riser 1, wherein each buoy assembly comprises a front-section buoy 2 and a rear-section buoy 3 which are sleeved on the riser 1 at intervals, a plurality of cavities 4 are uniformly distributed in the rear-section buoy 3 along the circumferential direction, a hydraulic cylinder 5 and a hydraulic accumulator 6 are arranged in each cavity 4, a hydraulic oil way of the hydraulic cylinder 5 is connected with the hydraulic accumulator 6, a piston rod 7 of the hydraulic cylinder 5 is perpendicular to the end face of the rear-section buoy 3 and extends towards the direction of the front-section buoy 2, and a universal hinge joint assembly 8 is connected between the piston rod 7 and the front-section buoy 2.
In the utility model, when the vertical pipe generates vortex-induced vibration in the ocean to enable the pontoon to move, namely the front pontoon 2 and the rear pontoon 3 relatively move, so as to drive the piston rod 7 and the hydraulic cylinder 5 to relatively move, the relative movement of the hydraulic cylinder 5 and the piston rod 7 extrudes hydraulic oil to rapidly flow, the high-pressure hydraulic oil stores energy through the hydraulic accumulator 6, and the energy is stored and then is transmitted to the hydraulic power generation system; and then can combine flotation pontoon and hydraulic power generation system, utilize the flotation pontoon further, improve the function of flotation pontoon, simultaneously with vortex-induced vibration's mechanical energy turn into can be utilized the hydraulic energy that carries out the electricity generation to can be fine realization ocean vortex-induced vibration's development and utilization. In addition, the connection of the plurality of groups of piston rods and the universal joint assembly can meet the requirement of movement of the front section pontoon and the rear section pontoon in multiple directions, and the energy storage efficiency is better.
Of course, the hydraulic cylinder 5 and the hydraulic accumulator 6 are designed as the prior art, such as the Chinese patent publication number CN101012802A, and the utility model name is the same principle of energy storage and power generation structure in the floating body under-hanging hydraulic cylinder type wave power generation device. The main utility model point of the present application is that the two adjacent pontoons can move mutually to generate mechanical kinetic energy.
Referring to fig. 3, a first connecting seat 21 is disposed at the outer end of the piston rod 7, a plurality of second connecting seats 22 corresponding to the hydraulic cylinders 5 are uniformly disposed at the rear end of the front buoy 2 along the circumferential direction, one end of the universal joint assembly 8 is rotatably disposed on the first connecting seat 21, and the other end is rotatably disposed on the second connecting seat 22.
Further, the universal joint assembly 8 is of a three-joint structure; therefore, through the universal joint component 8 with the three-section structure, the multidirectional movement of the front-section pontoon 2 and the rear-section pontoon 3 can be met, and the energy storage effect is better.
In the utility model, the front end of the rear-section pontoon 3 is provided with a mounting hole 41 communicated with the cavity 4, the hydraulic cylinder 5 is mounted in the mounting hole 41, and a sealing element 42 is arranged between the outer wall of the hydraulic cylinder 5 and the inner wall of the mounting hole 41; thereby being capable of fixing the hydraulic cylinder 5 while avoiding seawater from entering the cavity 4.
Further, four groups of cavities 4, hydraulic cylinders 5, hydraulic accumulators 6 and universal joint assemblies 8 are uniformly distributed along the circumferential direction; of course, the scheme is not limited to four groups, and can be three groups or more than four groups.
While the basic principles and main features of the present utility model and advantages thereof have been shown and described with reference to the drawings and the foregoing description, it will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, but is described in the foregoing embodiments and description merely illustrative of the principles of the utility model, and various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. An energy storage device based on ocean riser flotation pontoon, its characterized in that: including riser (1) with locate a plurality of pontoon subassemblies on riser (1), pontoon subassembly is including anterior segment pontoon (2) and posterior segment pontoon (3) on riser (1) are located to the spacer sleeve be provided with a plurality of cavitys (4) along circumference equipartition in posterior segment pontoon (3), be provided with pneumatic cylinder (5) and hydraulic accumulator (6) in cavity (4), the hydraulic circuit of pneumatic cylinder (5) is connected with hydraulic accumulator (6), the piston rod (7) of pneumatic cylinder (5) perpendicular to the terminal surface of posterior segment pontoon (3) and stretch out to anterior segment pontoon (2) direction, be connected with universal articulated head subassembly (8) between piston rod (7) and anterior segment pontoon (2).
2. An energy storage device based on marine riser buoy according to claim 1, characterized in that: the outer end of the piston rod (7) is provided with a first connecting seat (21), a plurality of second connecting seats (22) which are correspondingly arranged with the hydraulic cylinder (5) are uniformly distributed at the rear end of the front-section pontoon (2) along the circumferential direction, one end of the universal joint component (8) is rotationally arranged on the first connecting seat (21), and the other end is rotationally arranged on the second connecting seat (22).
3. An energy storage device based on marine riser buoy according to claim 2, characterized in that: the universal joint component (8) is of a three-section structure.
4. An energy storage device based on marine riser buoy according to claim 1, characterized in that: the front end of the rear-section pontoon (3) is provided with a mounting hole (41) communicated with the cavity (4), the hydraulic cylinder (5) is mounted in the mounting hole (41), and a sealing element (42) is arranged between the outer wall of the hydraulic cylinder (5) and the inner wall of the mounting hole (41).
5. An energy storage device based on marine riser buoy according to claim 1, characterized in that: the four groups of the cavity (4), the hydraulic cylinder (5), the hydraulic energy accumulator (6) and the universal joint component (8) are uniformly distributed along the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393771.9U CN220551205U (en) | 2023-09-04 | 2023-09-04 | Energy storage device based on ocean riser buoy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393771.9U CN220551205U (en) | 2023-09-04 | 2023-09-04 | Energy storage device based on ocean riser buoy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220551205U true CN220551205U (en) | 2024-03-01 |
Family
ID=90006443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322393771.9U Active CN220551205U (en) | 2023-09-04 | 2023-09-04 | Energy storage device based on ocean riser buoy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220551205U (en) |
-
2023
- 2023-09-04 CN CN202322393771.9U patent/CN220551205U/en active Active
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